CNC turning lathe, Swiss type lathe original manufacturer since 2007.
Using the numerical control lathe needs pay attention to details
CNC lathe appearance check prior to power, machine tool electrical appliances, turning machine, electric control check relay, contactor, fuse, servo motor, speed control unit socket, spindle motor speed control unit such as presence of loose socket, such as loose should recover normal, have lock the connector of the organization must lock, a connecting box machine must check the adapter socket on the box, loose connection with and without, is bound to lock with lock group. CNC electric box view, the door is open CNC electric, check all kinds of sockets interface, servo motor response line socket, spindle pulse attack, socket, hand pulse attack, socket, CRT socket and so on, if there are any loose to plug from the start, is bound to lock with lock group. In accordance with the instruction to view all the setting of short circuit on the printed circuit board terminals, must conform to the machine tool factory set of products, do wrong should be set up from scratch, generally do not need to set up from scratch, but the user must keep the original records of the setting of short circuit terminal. Connection quality check check all terminals. Contain strong or weak electric parts during assembly machine produce factory wiring terminal and the motor power by terminal blocks, each terminal with a screwdriver fastening once, until with screwdriver twist fixed stops, the electrical socket is bound to tighten. Electromagnetic valve, electromagnetic valve, check all must advance with the hand several times, in order to avoid the action of cold forming bad for a long time, if found abnormal, should be recorded, in case after electrify confessed to repair or replace. Limit switch to view to view all limit switch action sensitive and regular sex is strong, found adverse action or fixed not firm should be dealt with immediately. Button and check on the operation panel button and switch to view, and review on the operation panel button, switch, indicator light wiring, found wrong should be dealt with immediately, check on CRT unit electric outlet and connect line. Ground view requires excellent ground, ground measurement machine, Ω grounding resistance is not greater than 1. Power phase sequence view with phase sequence table view input power phase sequence, confessed to the input power phase sequence and the power of the machine tool and calibration on phase sequence should be together. Have a secondary wiring devices, such as power transformer, etc. , it is necessary to confess the sequence of the secondary wiring of commonality. To ensure that the land phase sequence must be correct. When a measurement of the power supply voltage, completes the records. Numerical control lathe on total voltage, through to total power machine, check the CNC electric box, spindle motor cooling fan, machine tool electrical box the turning of the cooling fan is correct, is smooth, the place such as hydraulic oil flag indicates and machine head lamp is normal, the fuse is damaged, if there are any abnormal shall promptly blackout overhaul, no abnormal can proceed. Measurement of high-voltage electrical voltage of each part, especially for CNC and servo unit in the first level of power supply transformer voltage, and well documented. Check the oil, especially for the turret transposition, clamping, spindle gear shift, and the place such as chuck clamping hydraulic cylinder and solenoid valve. If there is any oil leakage power immediately repair or replace.
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Daily “Clean + Lubricate” as the Baseline
After each shift, remove chips and coolant residue from the fixture surface and collet jaws with a soft cloth or air gun to prevent corrosion and re-clamping errors. Every eight hours, apply a trace of rust preventive oil to spring collets, guide bushings and other moving parts; once a week, add a thin coat of grease to ball-screw nuts and hydraulic cylinder rods to reduce wear. Before any prolonged shutdown, spray anti-rust oil on internal bores and locating faces and wrap them in wax paper or plastic film.
Precision Calibration & Data Closure
Use ring gauges or master bars every month to verify repeatability of the fixture; log results in the MES. If deviation exceeds 0.005 mm, trigger compensation or repair. For quick-change systems (HSK/Capto), check taper contact percentage every six months—target ≥ 80 %. If lower, re-grind or replace.
Spare Parts & Training
Keep minimum stock of jaws, seals and springs to enable replacement within two hours. Hold quarterly on-machine training sessions for operators on correct clamping practices and anomaly recognition to eliminate abusive clamping.
In short, embedding “clean–lubricate–inspect–calibrate” into daily SOP keeps the fixture delivering micron-level accuracy, reduces downtime, and extends overall machine life.
Six preventive measures
Environment control: keep the workshop at a stable temperature and low humidity; exclude dust and corrosive gases to reduce chemical wear on guideways and screws.
Daily checks: remove chips every shift and inspect the lubrication of the spindle, bearings, ball screws and guideways; act on any abnormality immediately.
Preventive lubrication: replace lubricants on schedule and keep the lubrication system unobstructed to minimize fatigue wear.
Accuracy monitoring: use laser interferometers or ball-bar systems monthly to measure geometric errors and compensate for ball-screw backlash or guideway straightness in time.
Electrical health checks: periodically examine cables, relays and cooling fans to prevent hidden aging caused by overheating.
Data monitoring: onboard sensors record spindle current, vibration and temperature; cloud-based analytics predict early bearing or tool failures.
Why prevention matters
• Ensures machining consistency: eliminating micron-level error sources keeps batch dimensions stable and reduces scrap.
• Extends machine life: preventing micro-cracks from growing can prolong overall life by more than 20 %.
• Reduces unplanned downtime: planned maintenance replaces emergency repairs, increasing overall equipment effectiveness (OEE) by 10 % or more.
• Cuts total cost: lower spare-parts inventory, labor and lost-production costs can save tens of thousands of dollars per machine annually.
• Enhances brand reputation: consistent on-time, defect-free deliveries strengthen customer trust and secure future orders.
Optimizing cycle time on turn-mill machining centers is crucial for boosting productivity and reducing costs. It requires a systematic approach addressing machine tools, cutting tools, processes, programming, fixtures, and material flow.
Ensure Geometric Accuracy
Swiss-type lathes process long, slender workpieces with multi-axis synchronization. A bed inclination of only 0.02 mm/m creates a “slope error” along the Z-axis, tilting the tool relative to the part centerline. This results in taper on outer diameters and asymmetric thread profiles. Periodic re-verification and re-leveling restore overall geometric accuracy to factory standards, guaranteeing consistent dimensions during extended production runs.
Extend Guideway and Ball-Screw Life
When the machine is not level, guideways carry uneven loads and lubricant films become discontinuous, accelerating localized wear and causing stick-slip or vibration. After re-leveling with shims or wedges, load distribution evens out, reducing guideway scoring and ball-screw side-loading. Service life typically improves by more than 20 %.
Suppress Thermal Growth and Vibration
A tilted bed leads to asymmetric coolant and lubricant flow, generating thermal gradients. Subsequent expansion further amplifies geometric errors. Re-verifying level, combined with thermal compensation, produces a more uniform temperature rise and reduces scrap caused by thermal drift. Additionally, a level bed raises natural frequencies, cutting chatter amplitude and improving surface finish by half to one full grade.
Chinese-built Swiss-type lathes have moved beyond the “low-cost substitute” label to become the “value leader” for overseas users. On the cost side, machines of comparable specification are priced well below those of traditional leading brands, and ongoing maintenance costs amount to only a fraction, dramatically lowering the entry barrier for small-to-medium job shops in Europe and North America. Lead time is equally compelling: major domestic OEMs can ship standard models within weeks, and special configurations follow shortly thereafter. When urgent orders arise from the electric-vehicle or medical-device sectors, Chinese production lines consistently deliver rapid responses.
Intelligence is on par with top-tier global standards. Machines routinely feature thermal compensation, AI-based tool-life prediction, and cloud-enabled remote diagnostics. Mean time between failures is long, and fully open data interfaces simplify secondary development for end users. Complementing this is a worldwide service network: Chinese manufacturers maintain parts depots and resident field engineers across the Americas, Europe, and Southeast Asia, enabling on-site support often within a single day, whereas legacy brands usually require factory returns measured in weeks.
1. Quick Troubleshooting Steps
Check the clamping pressure: Ensure the pressure plate or collet applies even force; too much or too little pressure will jam the bar. Adjust the pneumatic or hydraulic release mechanism accordingly.
Align the material path: Verify that the bar feeder, guide bushing, and spindle centers are collinear; any offset will cause the bar to twist or wedge.
Inspect belts and rollers: Belts must be tensioned correctly—loose belts slip, over-tight belts bind. Replace worn rollers immediately.
Lubricate moving parts: Clean and grease the eccentric shaft, release cam, and pusher fingers; lack of lubrication is a common cause of seizure.
I. Installation Guidelines for Swiss-Type Lathe Bed
1. Foundation Preparation
Floor Requirements: The Swiss lathe bed must be installed on a solid, level concrete foundation to prevent machining inaccuracies caused by ground settlement or vibration.
Load Capacity: The foundation must support the machine’s weight and dynamic cutting forces to avoid deformation affecting spindle and guide bushing alignment.
Vibration Isolation: If the workshop has vibration sources (e.g., punch presses, forging machines), anti-vibration pads or isolation trenches are recommended to enhance CNC machine stability.
Summary
Ball screws are the physical enablers of Swiss-type lathes across five critical dimensions:
Micron-level positioning for complex micro-structures;
High-speed rigidity supporting synchronized multi-axis cutting;
Active thermal control ensuring batch consistency;
Ultra-wear-resistant design enabling maintenance-free operation for 10+ years.
Their performance defines the precision ceiling of Swiss-type machining – truly "invisible champions" in precision transmission.